GETTYSBURG, PA - July 4, 2020: An online threat from the supposed leader of Antifa called for the burning of American flags on the grounds of the Gettysburg National Military Park where militias and other white nationalists assembled to protect the historic grounds in Gettysburg, Pennsylvania on July 4, 2020. (Photo by Andrew Mangum for The Washington Post via Getty Images) (Photo: The Washington Post via Getty Images)
{}